How long is the flight from Key Largo to Toronto?

There are many flights that can get you from Key Largo to Toronto in 7h 08m. Fly via Porter Airlines or Delta to get the fastest option. Key Largo and Toronto are separated by a distance of 1232 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

What are the cheapest airlines to fly from Key Largo to Toronto one-way?

The cheapest airlines for a one-way flight from Key Largo to Toronto are Flair Airlines ($28), WestJet ($80), and Porter Airlines ($89).

In terms of precipitation, rainfall in Toronto ranges from 2.0 - 3.3 inches per month. June is typically the wettest month, when rainfall can reach 3.3 in. February is typically the driest time to visit Toronto when rainfall is around 2.0 in.

If weather is an important factor for your trip to Toronto, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).

What are the cheapest flights from Key Largo to Toronto?

Looking for the cheapest flight from Key Largo to Toronto? While on average our users pay $430, our data indicates the cheapest price to be $138. The most popular route (Miami - Toronto Pearson Intl), is priced around $268.

What are the most reliable airlines from Key Largo to Toronto?

Consider Envoy Air (100%), GOL (100%) or Air Canada Rouge (86%) when booking your flight. These represent the most reliable airlines when flying from Key Largo to Toronto.

What are the most popular airlines that fly from Key Largo to Toronto?

Before booking your flight from Key Largo to Toronto check out the most popular airlines for this route: Air Canada, American Airlines or Porter Airlines.

Can I find deals for flights from Key Largo to Toronto that include hotel bookings?

Yes. In addition to deals on Key Largo to Toronto flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Key Largo to Toronto?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Key Largo to Toronto.

Can I find deals for business class flights from Key Largo to Toronto?

Yes. Cheapflights offers flight deals from Key Largo to Toronto by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$125+ Flights from Key Largo to Toronto

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Find cheap flights from Key Largo to Toronto with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Key Largo to Toronto are usually found in February or April, booked 89 days in advance, depart on a Thursday or Friday and return on a Tuesday

Cheap flight deals from Key Largo to Toronto

Cheapest flights from Key Largo to Toronto
Explore the most affordable flight options available from Key Largo to Toronto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

Tue 12/239:05 pmMIA - YYZ

Nonstop3h 21mMultiple Airlines

Thu 1/159:40 amYYZ - MIA

Nonstop3h 29mMultiple Airlines

Deal found 12/16

$268

Wed 12/172:10 pmMIA - YYZ

Nonstop3h 20mPorter Airlines

Wed 1/79:40 amYYZ - MIA

Nonstop3h 29mPorter Airlines

Deal found 12/15

$310

Wed 12/179:05 pmMIA - YYZ

Nonstop3h 21mAir Canada

Wed 1/74:00 pmYYZ - MIA

1 stop6h 29mAir Canada

Deal found 12/15

$320

Tue 12/239:05 pmMIA - YYZ

Nonstop3h 21mAir Canada

Tue 12/304:50 pmYYZ - MIA

Nonstop3h 26mAir Canada

Deal found 12/17

$327

Thu 12/252:10 pmMIA - YYZ

Nonstop3h 20mMultiple Airlines

Wed 12/319:40 amYYZ - MIA

Nonstop3h 29mMultiple Airlines

Deal found 12/16

$337

Tue 12/232:10 pmMIA - YYZ

Nonstop3h 20mPorter Airlines

Wed 12/319:40 amYYZ - MIA

Nonstop3h 29mPorter Airlines

Deal found 12/16

$343

Wed 12/242:10 pmMIA - YYZ

Nonstop3h 20mPorter Airlines

Wed 12/319:40 amYYZ - MIA

Nonstop3h 29mPorter Airlines

Deal found 12/16

$345

Wed 12/172:10 pmMIA - YYZ

Nonstop3h 20mMultiple Airlines

Wed 1/75:15 pmYYZ - MIA

2 stops26h 31mMultiple Airlines

Deal found 12/15

$356

Tue 12/231:20 pmMIA - YTZ

1 stop6h 35mMultiple Airlines

Thu 1/1510:30 amYTZ - MIA

2 stops12h 44mMultiple Airlines

Deal found 12/16

$362

Wed 12/317:14 pmMIA - YTZ

1 stop18h 06mMultiple Airlines

Wed 1/73:00 pmYTZ - MIA

1 stop8h 09mMultiple Airlines

Deal found 12/17

$380

Tue 12/231:20 pmMIA - YTZ

1 stop6h 35mAir Canada

Thu 1/158:30 amYTZ - MIA

1 stop13h 59mAir Canada

Deal found 12/16

$395

Wed 12/248:00 amMIA - YTZ

1 stop6h 55mAir Canada

Wed 12/313:30 pmYTZ - MIA

1 stop6h 59mAir Canada

Deal found 12/16

$436

Best flights from Key Largo to Toronto
Discover carefully curated flight deals from Key Largo to Toronto that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.

Mon 2/22:55 pmMIA - YTZ

1 stop7h 08mPorter Airlines

Mon 2/97:00 amYTZ - MIA

1 stop6h 55mPorter Airlines

Deal found 12/16

$283

Thu 1/293:48 pmMIA - YTZ

1 stop21h 59mMultiple Airlines

Wed 2/410:30 amYTZ - MIA

1 stop10h 35mMultiple Airlines

Deal found 12/17

$290

Fri 1/2312:25 pmMIA - YTZ

1 stop7h 30mAir Canada

Sun 1/253:30 pmYTZ - MIA

1 stop6h 59mAir Canada

Deal found 12/15

$337

Wed 1/71:59 pmMIA - YYZ

1 stop8h 52mDelta

Wed 1/146:06 amYYZ - MIA

1 stop8h 29mDelta

Deal found 12/16

$351

Fri 1/236:25 pmMIA - YYZ

1 stop5h 21mUnited Airlines

Thu 1/2910:00 amYYZ - MIA

1 stop6h 22mUnited Airlines

Deal found 12/15

$352

Thu 1/1511:38 amMIA - YTZ

1 stop7h 17mMultiple Airlines

Sun 1/188:50 amYTZ - MIA

1 stop7h 50mMultiple Airlines

Deal found 12/16

$301

Thu 1/82:10 pmMIA - YYZ

Nonstop3h 20mPorter Airlines

Sun 1/119:40 amYYZ - MIA

Nonstop3h 29mPorter Airlines

Deal found 12/17

$327

Thu 1/2911:38 amMIA - YTZ

1 stop7h 17mMultiple Airlines

Sat 2/77:00 amYTZ - MIA

1 stop6h 55mMultiple Airlines

Deal found 12/16

$307

Mon 2/29:24 amMIA - YYZ

1 stop8h 29mDelta

Fri 2/66:14 pmYYZ - MIA

1 stop6h 37mDelta

Deal found 12/16

$351

Thu 1/82:10 pmMIA - YYZ

Nonstop3h 20mPorter Airlines

Mon 1/129:40 amYYZ - MIA

Nonstop3h 29mPorter Airlines

Deal found 12/17

$327

Fri 1/302:55 pmMIA - YTZ

1 stop7h 08mMultiple Airlines

Fri 2/67:40 pmYTZ - MIA

1 stop24h 33mMultiple Airlines

Deal found 12/15

$308

Sat 1/315:50 amMIA - YYZ

1 stop5h 19mDelta

Fri 2/66:14 pmYYZ - MIA

1 stop6h 37mDelta

Deal found 12/16

$351

Fri 1/302:55 pmMIA - YTZ

1 stop7h 08mMultiple Airlines

Sun 2/81:30 pmYTZ - MIA

1 stop6h 43mMultiple Airlines

Deal found 12/16

$309

Mon 2/211:33 amMIA - YYZ

1 stop6h 20mDelta

Sun 2/82:25 pmYYZ - MIA

1 stop6h 45mDelta

Deal found 12/16

$351

Fri 1/302:55 pmMIA - YTZ

1 stop7h 08mMultiple Airlines

Wed 2/111:30 pmYTZ - MIA

1 stop6h 43mMultiple Airlines

Deal found 12/16

$311

Thu 1/811:33 amMIA - YYZ

1 stop6h 20mDelta

Fri 1/96:14 pmYYZ - MIA

1 stop6h 37mDelta

Deal found 12/16

$351

Fri 1/1610:06 amMIA - YYZ

2 stops12h 06mMultiple Airlines

Fri 1/237:15 amYYZ - MIA

1 stop7h 06mMultiple Airlines

Deal found 12/17

$313

Mon 2/211:33 amMIA - YYZ

1 stop6h 20mDelta

Thu 2/52:25 pmYYZ - MIA

1 stop8h 55mDelta

Deal found 12/16

$351

Sat 1/3111:38 amMIA - YTZ

1 stop8h 12mMultiple Airlines

Sat 2/77:00 amYTZ - MIA

1 stop6h 55mMultiple Airlines

Deal found 12/17

$316

Fri 1/99:24 amMIA - YYZ

1 stop6h 48mDelta

Sun 1/117:45 amYYZ - MIA

1 stop10h 05mDelta

Deal found 12/17

$352

Sat 1/1711:38 amMIA - YTZ

1 stop8h 12mMultiple Airlines

Tue 1/2010:30 amYTZ - MIA

1 stop10h 35mMultiple Airlines

Deal found 12/16

$320

Thu 1/1511:38 amMIA - YTZ

1 stop7h 17mMultiple Airlines

Wed 1/2110:30 amYTZ - MIA

1 stop10h 35mMultiple Airlines

Deal found 12/16

$320

Fri 1/1611:38 amMIA - YTZ

1 stop8h 12mMultiple Airlines

Mon 1/198:50 amYTZ - MIA

1 stop7h 50mMultiple Airlines

Deal found 12/16

$326

Last-minute flights from Key Largo to Toronto
Discover last-minute flight deals from Key Largo to Toronto. Data last updated December 18, 2025 and is based on user searches.

Tue 12/239:05 pmMIA - YYZ

Nonstop3h 21mMultiple Airlines

Thu 1/159:40 amYYZ - MIA

Nonstop3h 29mMultiple Airlines

Deal found 12/16

$268

Thu 1/89:05 pmMIA - YYZ

Nonstop3h 21mAir Canada

Wed 1/1411:55 amYYZ - MIA

Nonstop3h 26mAir Canada

Deal found 12/16

$266

Thu 1/157:00 amMIA - YYZ

2 stops31h 40mMultiple Airlines

Tue 1/203:15 pmYYZ - MIA

1 stop8h 44mMultiple Airlines

Deal found 12/16

$262

Thu 1/157:00 amMIA - YYZ

2 stops31h 40mMultiple Airlines

Thu 1/223:15 pmYYZ - MIA

1 stop8h 44mMultiple Airlines

Deal found 12/16

$267

Thu 1/153:48 pmMIA - YTZ

1 stop21h 59mMultiple Airlines

Thu 1/221:30 pmYTZ - MIA

1 stop6h 43mMultiple Airlines

Deal found 12/16

$300

Wed 1/217:00 amMIA - YYZ

2 stops16h 20mMultiple Airlines

Sat 1/243:15 pmYYZ - MIA

1 stop8h 01mMultiple Airlines

Deal found 12/17

$257

Thu 1/227:00 amMIA - YYZ

2 stops31h 40mMultiple Airlines

Wed 1/283:15 pmYYZ - MIA

1 stop8h 44mMultiple Airlines

Deal found 12/16

$259

Fri 1/232:10 pmMIA - YYZ

Nonstop3h 20mPorter Airlines

Wed 1/289:40 amYYZ - MIA

Nonstop3h 29mPorter Airlines

Deal found 12/15

$269

Fri 1/236:02 amMIA - YTZ

1 stop10h 23mMultiple Airlines

Sun 2/12:30 pmYTZ - MIA

1 stop23h 11mMultiple Airlines

Deal found 12/16

$281

Thu 1/297:00 amMIA - YYZ

2 stops16h 20mMultiple Airlines

Wed 2/46:20 pmYYZ - MIA

1 stop29h 39mMultiple Airlines

Deal found 12/17

$238

Thu 1/293:48 pmMIA - YTZ

1 stop21h 59mMultiple Airlines

Wed 2/410:30 amYTZ - MIA

1 stop10h 35mMultiple Airlines

Deal found 12/17

$290

Fri 1/302:55 pmMIA - YTZ

1 stop7h 08mPorter Airlines

Mon 2/97:00 amYTZ - MIA

1 stop6h 55mPorter Airlines

Deal found 12/16

$275

One-way flights from Key Largo to Toronto
Search for one-way flight options from Key Largo to Toronto. Find affordable one-way fares based on user searches. Data last updated December 18, 2025.

Fri 1/162:10 pmMIA - YYZ

Nonstop3h 20mPorter Airlines

Deal found 12/16

$125

Fri 1/302:55 pmMIA - YTZ

1 stop7h 08mPorter Airlines

Deal found 12/16

$125

Wed 1/142:10 pmMIA - YYZ

Nonstop3h 20mPorter Airlines

Deal found 12/17

$126

Wed 1/145:15 amMIA - YYZ

3 stops14h 56mMultiple Airlines

Deal found 12/16

$127

Tue 1/132:10 pmMIA - YYZ

Nonstop3h 20mPorter Airlines

Deal found 12/16

$128

Fri 1/167:09 pmMIA - YYZ

2 stops19h 11mMultiple Airlines

Deal found 12/16

$129

Wed 1/75:07 pmMIA - YYZ

2 stops21h 13mMultiple Airlines

Deal found 12/16

$131

Tue 2/177:09 pmMIA - YYZ

2 stops19h 07mMultiple Airlines

Deal found 12/16

$132

Sat 1/316:00 amMIA - YYZ

1 stop13h 35mMultiple Airlines

Deal found 12/16

$133

Mon 1/129:05 pmMIA - YYZ

Nonstop3h 21mAir Canada

Deal found 12/16

$134

Mon 2/25:54 amMIA - YTZ

3 stops35h 49mMultiple Airlines

Deal found 12/15

$134

Tue 1/137:00 amMIA - YYZ

2 stops12h 02mMultiple Airlines

Deal found 12/16

$135

Find flight deals from Key Largo to Toronto

Most accurate provider	Mytrip 3 stars
Most trusted provider	Mytrip 3 stars
Round-trip from	$238 (Kiwi.com)
One-way from	$125 (Trip.com)
Popular in	October
Cheapest in	February
Average price	$334

Provider with most accurate pricing for Miami-Toronto (YTO) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Miami-Toronto (YTO) flights.

Search Deals

From Key Largo to Toronto (YTO)

Search Deals

One-way flight from Key Largo to Toronto (YTO)

Search Deals

Highest demand for flights based on searches. 13% potential increase in price ($53 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

MiamiToronto

MIA - YTZ

MIAYTZ

Miami

Mon 2/2

2:55 pm-10:03 pm

1 stop7h 08m

Toronto Island

Mon 2/9

7:00 am-1:55 pm

1 stop6h 55m

$283

MiamiToronto

MIA - YTZ

MIAYTZ

Miami

Thu 1/29

3:48 pm-1:47 pm

1 stop21h 59m

Toronto Island

Wed 2/4

10:30 am-9:05 pm

1 stop10h 35m

$290

MiamiToronto

MIA - YTZ

MIAYTZ

Miami

Thu 1/15

11:38 am-6:55 pm

1 stop7h 17m

Toronto Island

Sun 1/18

8:50 am-4:40 pm

1 stop7h 50m

$301

MiamiToronto

MIA - YTZ

MIAYTZ

Miami

Thu 1/29

11:38 am-6:55 pm

1 stop7h 17m

Toronto Island

Sat 2/7

7:00 am-1:55 pm

1 stop6h 55m

$307

MiamiToronto

MIA - YTZ

MIAYTZ

Miami

Fri 1/30

2:55 pm-10:03 pm

1 stop7h 08m

Toronto Island

Fri 2/6

7:40 pm-8:13 pm

1 stop24h 33m

$308

MiamiToronto

MIA - YTZ

MIAYTZ

Miami

Fri 1/30

2:55 pm-10:03 pm

1 stop7h 08m

Toronto Island

Sun 2/8

1:30 pm-8:13 pm

1 stop6h 43m

$309

MiamiToronto

MIA - YTZ

MIAYTZ

Miami

Fri 1/30

2:55 pm-10:03 pm

1 stop7h 08m

Toronto Island

Wed 2/11

1:30 pm-8:13 pm

1 stop6h 43m

$311

MiamiToronto

MIA - YYZ

MIAYYZ

Miami

Fri 1/16

10:06 am-10:12 pm

2 stops12h 06m

Toronto Pearson Intl

Fri 1/23

7:15 am-2:21 pm

1 stop7h 06m

$313

MiamiToronto

MIA - YTZ

MIAYTZ

Miami

Sat 1/31

11:38 am-7:50 pm

1 stop8h 12m

Toronto Island

Sat 2/7

7:00 am-1:55 pm

1 stop6h 55m

$316

MiamiToronto

MIA - YTZ

MIAYTZ

Miami

Sat 1/17

11:38 am-7:50 pm

1 stop8h 12m

Toronto Island

Tue 1/20

10:30 am-9:05 pm

1 stop10h 35m

$320

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 42 results

...

Best time to book a flight from Key Largo to Toronto

Have a flexible travel schedule? Discover the best time to fly to Toronto from Key Largo with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Key Largo to Toronto

How far ahead should I book a flight from Key Largo to Toronto?

The best time to book flights from Key Largo to Toronto is 88 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Key Largo to Toronto?

Currently, July is the cheapest month in which you can book a flight from Key Largo to Toronto (average of $72). Flying from Key Largo to Toronto in August is currently the most expensive (average of $107). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from KE9 to YTO?

One of the essential ways to save on airfare from Key Largo to Toronto is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 44% on airfare.

What is the cheapest day to fly from Key Largo to Toronto?

Travelers seeking maximum savings on their Key Largo to Toronto flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Key Largo to Toronto

The most flights from KE9 to YTO are scheduled on a Thursday (10 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (7 on average).

Reviews of airlines servicing Toronto

Read reviews from past customers who have flown Porter Airlines, Delta, and American Airlines from Key Largo to Toronto. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Porter Airlines

8.0

Very good

399 reviews

Reviews

1 / 20

8.0

Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

Porter Airlines

8.0

Very good

399 reviews

Porter Airlines

8.0

Very good

399 reviews

Reviews

1 / 20

8.0

Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

Delta

7.9

Good

8,005 reviews

Porter Airlines

8.0

Very good

399 reviews

Reviews

1 / 20

8.0

Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

American Airlines

7.2

Good

11,054 reviews

Porter Airlines

8.0

Very good

399 reviews

Reviews

1 / 20

8.0

Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

Air Canada

7.1

Good

10,534 reviews

Porter Airlines

8.0

Very good

399 reviews

Reviews

1 / 20

8.0

Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

Flair Airlines

6.0

Okay

255 reviews

Porter Airlines

8.0

Very good

399 reviews

Reviews

1 / 20

8.0

Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

Related info for your journey

How long is the flight from Key Largo to Toronto?
There are many flights that can get you from Key Largo to Toronto in 7h 08m. Fly via Porter Airlines or Delta to get the fastest option. Key Largo and Toronto are separated by a distance of 1232 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
What are the cheapest airlines to fly from Key Largo to Toronto one-way?
The cheapest airlines for a one-way flight from Key Largo to Toronto are Flair Airlines ($28), WestJet ($80), and Porter Airlines ($89).
What are the most reliable airlines from Key Largo to Toronto?
Consider Envoy Air (100%), GOL (100%) or Air Canada Rouge (86%) when booking your flight. These represent the most reliable airlines when flying from Key Largo to Toronto.
What are the cheapest flights from Key Largo to Toronto?
Looking for the cheapest flight from Key Largo to Toronto? While on average our users pay $430, our data indicates the cheapest price to be $138. The most popular route (Miami - Toronto Pearson Intl), is priced around $268.
Can I find deals for flights from Key Largo to Toronto that include hotel bookings?
Yes. In addition to deals on Key Largo to Toronto flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Key Largo to Toronto?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Key Largo to Toronto.
Can I find deals for business class flights from Key Largo to Toronto?
Yes. Cheapflights offers flight deals from Key Largo to Toronto by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Key Largo to Toronto?
Currently, July is the cheapest month in which you can book a flight from Key Largo to Toronto (average of $72). Flying from Key Largo to Toronto in August is currently the most expensive (average of $107). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top 8 airlines flying from Key Largo to Toronto

Airline	Cheapest	Average	Flexibility	On-time
Flair Airlines	Cheapest$22	Average$140	FlexibilityNo cancel fee	On-timeN/A
Air Canada	Cheapest$90	Average$325	FlexibilityNo cancel fee	On-time67%
Porter Airlines	Cheapest$96	Average$252	FlexibilityNo cancel fee	On-time52%
WestJet	Cheapest$102	Average$313	FlexibilityNo cancel fee	On-time60%
Delta	Cheapest$130	Average$380	FlexibilityNo cancel fee	On-timeN/A
Air Transat	Cheapest$135	Average$304	FlexibilityNo cancel fee	On-time50%
United Airlines	Cheapest$180	Average$321	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$243	Average$392	FlexibilityNo cancel fee	On-time71%

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$125+ Cheap flights from Key Largo, FL to Toronto (YTO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/30. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Key Largo to Toronto with Cheapflights

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2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Key Largo to Toronto are usually found in February or April, booked 89 days in advance, depart on a Thursday or Friday and return on a Tuesday

Cheap flight deals from Key Largo to Toronto

Cheapest flights from Key Largo to TorontoExplore the most affordable flight options available from Key Largo to Toronto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

Explore the most affordable flight options available from Key Largo to Toronto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

Find flight deals from Key Largo to Toronto

Keep the following information in mind while searching for Key Largo to Toronto flight deals. Data was last updated December 18, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Key Largo to Toronto that are best for you.

Best time to book a flight from Key Largo to Toronto

Have a flexible travel schedule? Discover the best time to fly to Toronto from Key Largo with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Key Largo to Toronto

How far ahead should I book a flight from Key Largo to Toronto?

Use this chart to determine the optimal time to book a round-trip flight from Key Largo to Toronto. Price data was last updated on December 12, 2025.

What is the cheapest month to book a flight from Key Largo to Toronto?

What is the cheapest time of day to fly from KE9 to YTO?

Find hourly flight availability from Key Largo to Toronto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

What is the cheapest day to fly from Key Largo to Toronto?

Use this chart to determine the cheapest time to fly round-trip from Key Largo to Toronto. Price data was last updated on December 16, 2024.

Weekly flight availability from Key Largo to Toronto

Explore weekly flight availability from Key Largo to Toronto. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated December 18, 2025.

Reviews of airlines servicing Toronto

Read reviews from past customers who have flown Porter Airlines, Delta, and American Airlines from Key Largo to Toronto. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Key Largo to Toronto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Key Largo to Toronto?

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Alternative routes for Key Largo to Toronto

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Top 8 airlines flying from Key Largo to Toronto

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Cheapest flights from Key Largo to Toronto
Explore the most affordable flight options available from Key Largo to Toronto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.